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Return None if there's nothing in the database.

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Jeremy Fincher 2004-10-01 21:25:26 +00:00
parent 26771923f6
commit e3c9464634
1 changed files with 4 additions and 1 deletions
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3
src/dbi.py
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@ -309,7 +309,10 @@ class DB(object):
def random(self): def random(self):
# XXX This can be optimized not to deserialize each record. # XXX This can be optimized not to deserialize each record.
try:
return random.choice(self) return random.choice(self)
except IndexError:
return None
def size(self): def size(self):
# XXX Likewise as above. # XXX Likewise as above.